/**
 * Created by PanJiaChen on 16/11/18.
 */

import moment from 'moment'

/**
 * Parse the time to string
 * @param {(Object|string|number)} time
 * @param {string} cFormat
 * @returns {string | null}
 */
export function parseTime(time, cFormat) {
  if (arguments.length === 0 || !time) {
    return null
  }
  const format = cFormat || '{y}-{m}-{d} {h}:{i}:{s}'
  let date
  if (typeof time === 'object') {
    date = time
  } else {
    if ((typeof time === 'string')) {
      if ((/^[0-9]+$/.test(time))) {
        // support "1548221490638"
        time = parseInt(time)
      } else {
        // support safari
        // https://stackoverflow.com/questions/4310953/invalid-date-in-safari
        time = time.replace(new RegExp(/-/gm), '/')
      }
    }

    if ((typeof time === 'number') && (time.toString().length === 10)) {
      time = time * 1000
    }
    date = new Date(time)
  }
  const formatObj = {
    y: date.getFullYear(),
    m: date.getMonth() + 1,
    d: date.getDate(),
    h: date.getHours(),
    i: date.getMinutes(),
    s: date.getSeconds(),
    a: date.getDay()
  }
  const time_str = format.replace(/{([ymdhisa])+}/g, (result, key) => {
    const value = formatObj[key]
    // Note: getDay() returns 0 on Sunday
    if (key === 'a') {
      return ['日', '一', '二', '三', '四', '五', '六'][value]
    }
    return value.toString().padStart(2, '0')
  })
  return time_str
}

/**
 * @param {number} time
 * @param {string} option
 * @returns {string}
 */
export function formatTime(time, option) {
  if (('' + time).length === 10) {
    time = parseInt(time) * 1000
  } else {
    time = +time
  }
  const d = new Date(time)
  const now = Date.now()

  const diff = (now - d) / 1000

  if (diff < 30) {
    return '刚刚'
  } else if (diff < 3600) {
    // less 1 hour
    return Math.ceil(diff / 60) + '分钟前'
  } else if (diff < 3600 * 24) {
    return Math.ceil(diff / 3600) + '小时前'
  } else if (diff < 3600 * 24 * 2) {
    return '1天前'
  }
  if (option) {
    return parseTime(time, option)
  } else {
    return (
      d.getMonth() +
      1 +
      '月' +
      d.getDate() +
      '日' +
      d.getHours() +
      '时' +
      d.getMinutes() +
      '分'
    )
  }
}

/**
 * @param {string} url
 * @returns {Object}
 */
export function param2Obj(url) {
  const search = decodeURIComponent(url.split('?')[1]).replace(/\+/g, ' ')
  if (!search) {
    return {}
  }
  const obj = {}
  const searchArr = search.split('&')
  searchArr.forEach(v => {
    const index = v.indexOf('=')
    if (index !== -1) {
      const name = v.substring(0, index)
      const val = v.substring(index + 1, v.length)
      obj[name] = val
    }
  })
  return obj
}

export function queryParams(obj) {
  for (var key in obj) {
    if (
      obj[key] === '' ||
      obj[key] === null ||
      obj[key] === undefined
    ) {
      delete obj[key]
    }
  }
}

export function showTips(tips, callback) {
  this.$confirm(tips.title, '确认信息', {
    distinguishCancelAndClose: true,
    confirmButtonText: '确定',
    cancelButtonText: '取消'
  })
    .then(() => {
      callback()
    })
    .catch((action) => {
    })
}

export function getOrderOperaTyoe(item) {
  let ot = (['订单', '回款', '退款'][item.order_type - 1])
  let opera = ''
  switch (item.operate_type) {
    case 1:
      opera = '创建' + ot
      break
    case 2:
      opera = ot + '审批通过'
      break
    case 3:
      opera = ot + '审批驳回'
      break
    case 4:
      opera = '回款退回'
      break
    case 5:
      opera = '取消' + ot
      break
    case 6:
      opera = `重新编辑${ot}提交审核`
      break
    case 7:
      opera = `` //订单生效
      break
  }
  if (item.descr) {
    opera += ' ' + item.descr
  }
  return opera
}

export function downLoadFun(buffer) {
  const blob = new Blob([buffer], { type: 'application/octet-stream' })
  let href = window.URL.createObjectURL(blob)
  let downloadElement = document.createElement('a')
  downloadElement.href = href
  downloadElement.download = '客户数据' + moment().format('YYYYMMDDHHmmss') + `.xlsx`
  document.body.appendChild(downloadElement)
  downloadElement.click()
  document.body.removeChild(downloadElement)
  window.URL.revokeObjectURL(href)
}


